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Finding the Fourth Proportional to 131,944, 182,094.24 and 72,339.52

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Solution

The fourth proportional to 131,944, 182,094.24 and 72,339.52 is: 99,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,944 : 182,094.24 = 72,339.52 : x
  2. Step 2: Convert to fraction form
    131,944/182,094.24 = 72,339.52/x
  3. Step 3: Cross multiply
    131,944x = 182,094.24 × 72,339.52
  4. Step 4: Simplify right side
    131,944x = 13,172,609,916.36
  5. Step 5: Solve for x
    x = 13,172,609,916.36/131,944
  6. Step 6: Final answer
    x = 99,834.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.